WIP: track creation and deletion both in frontend and backend.

Scripts/Timeline.gd

@@ -37,23 +37,6 @@ func format_time_ms_minutes(ms: float) -> String:
 	var milliseconds = fmod(ms, 1000.0)
 	return "%02d:%02d.%03d" % [minutes, seconds, milliseconds]
 
-func _ready():
-	await get_tree().process_frame
-	queue_redraw()
-	
-	for c in track_list.get_children():
-		if c is Track:
-			var track = c as Track
-			track.on_deleted.connect(_track_deleted)
-			pass
-	pass
-
-func _track_deleted(idx: int):
-	print("track deleted")
-	await get_tree().process_frame
-	queue_redraw()
-	pass
-
 func get_track_idx_by_y(y: float):
 	var idx = 0
 	for track in track_list.get_children():
@@ -64,6 +47,8 @@ func get_track_idx_by_y(y: float):
 	return -1
 
 func get_track_by_idx(idx: int) -> Control:
+	if idx > track_list.get_child_count() - 1:
+		return null
 	return track_list.get_child(idx)
 
 func get_pixels_per_unit() -> float:

Scripts/Track.gd

@@ -1,15 +1,19 @@
 class_name Track
 extends Button
 
-signal on_deleted
+signal on_deleted(idx: int)
 signal on_renamed
 signal on_duplicated
 
 func _ready():
 	var menu: PopupMenu = $PopupMenu
 	menu.add_item("Rename", 0)
-	menu.add_item("Delete", 1)
 	menu.add_item("Duplicate", 2)
+	menu.add_item("Delete", 1)
+	
+	menu.add_separator()
+	menu.add_item("Properties")
+	
 	menu.id_pressed.connect(_on_menu_option)
 
 func _on_menu_option(id: int):
@@ -23,10 +27,7 @@ func _on_menu_option(id: int):
 	pass
 
 func delete():
-	queue_free()
-	var idx = get_index()
-	print(idx)
-	on_deleted.emit(idx)
+	on_deleted.emit(get_index())
 	pass
 
 func rename():

Scripts/TrackLineEdit.gd

@@ -4,6 +4,11 @@ func _ready() -> void:
 	text_submitted.connect(submit)
 
 func submit(text: String):
-	caret_column = 0
 	release_focus()
+	var owner = get_owner()
+	
+	if owner is Control:
+		var c = owner as Control
+		c.grab_focus()
+	
 	pass

Scripts/TrackView.gd

@@ -0,0 +1,44 @@
+extends Control
+class_name TrackView
+
+@export var controller: Node
+@export var track_scene: PackedScene
+@onready var track_list: VBoxContainer = %TrackList
+
+signal track_added(idx: int)
+signal track_deleted(idx: int)
+signal tracks_updated()
+
+func _ready() -> void:
+	pass
+
+func add_track(idx: int):
+	track_added.emit(idx)
+	tracks_updated.emit()
+	pass
+
+func delete_track(idx: int):
+	track_deleted.emit(idx)
+	_track_deleted(idx)
+	tracks_updated.emit()
+	pass
+
+func _track_added():
+	var track = track_scene.instantiate() as Track
+	track.on_deleted.connect(delete_track)
+	track_list.add_child(track)
+	pass
+
+func _track_duplicated(idx: int):
+	pass
+
+func _track_renamed(idx: int):
+	pass
+
+func _track_deleted(idx: int):
+	var track = track_list.get_child(idx)
+	track.call_deferred("free")
+	pass
+
+func get_track_elements() -> Array[Node]:
+	return track_list.get_children()

Scripts/TrackView.gd.uid

@@ -0,0 +1 @@
+uid://y5e28thwmx7e